49ers-Vikings only battle of NFL unbeatens this week
Mike Singletary wants to make sure his players understand tomorrow’s game against the Vikings is not all about Adrian Peterson or Brett Favre. But, clearly, the 49ers must keep those players in check Sunday to have any chance of leaving Minnesota with a victory. This is the weekend’s only matchup of unbeaten NFL teams. The 49ers have victories at the Cardinals and at home against the Seahawks, while the…